SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Biomedical Engineering Heart
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 43 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The amount of blood that returns to teh heart
venous return
stenosis...
myocardium
endocardium
2. Difference between resting cardiac output adn maximum exercise cardiac output
cardiac reserve
right and left atria
SA node
tricuspid valve
3. Backflow o fblood from the arteries to the ventricles is prevented by these
aortic and pulmonary semilunar valves
diastole
diastole
ECG
4. Area in the thoracic cavity between the lungs
diastole
closure of the valves
cardiac cycle
mediastinum
5. Upper chamber of the heart
atrium
stenosis...
myocardium
cardiac cycle
6. Cardiac muscle tissue
60-80
myocardium
coronary arteries
tricuspid valve
7. Irregular heartbeats
bicuspid valve
SA node
vagus nerves
arrhythmias
8. Heart rate below 60 bpm
bradycardia
epicardium
cardiac output
pressoreceptors in teh carotid and aortic sinuses
9. Endocardium lines the chambers of the heart
superior and inferior caval veins
medulla
is smooth to prevent abnormal clotting within the heart
medial to the lungs and superior to the diaphragm
10. Nerves that transmit impulses to decrease the heart rate are the ____
cardiac cycle
pressoreceptors in teh carotid and aortic sinuses
vagus nerves
aorta
11. Prevents backflow of blood from teh right ventricle to the right atrium
fibrous epicardium
tricuspid valve
cardiac reserve
systole
12. Narrowing of a valve
arrhythmias
SA node
medulla
stenosis...
13. Very rapid and uncoordinated ventricular beat
ischemia
pressoreceptors in teh carotid and aortic sinuses
fibrullation
coronary arteries
14. Part of the myocardium is deprived of its blood supply and becomes ______
systole
coronary veins
closure of the valves
ischemia
15. Largest artery of the body
aorta
bundle of His...
endocardium
venous return
16. Heart is located here
medial to the lungs and superior to the diaphragm
SA node
arrhythmias
mediastinum
17. Veins that return blood to the right atrium
superior and inferior caval veins
diastole
bundle of His...
right and left atria
18. Relaxation
diastole
aorta
superior and inferior caval veins
pressoreceptors in teh carotid and aortic sinuses
19. Amount of blood pumped by a ventricle per beat
sodium ions and water
stenosis...
closure of the valves
stroke volume
20. Sequence of events in one heartbeat
cardiac reserve
fibrullation
cardiac cycle
atrium
21. Relaxation of chambers of the heart
systole
epicardium
bicuspid valve
diastole
22. Normal heart sounds are caused by
venous return
closure of the valves
stroke volume
supply the heart with oxygenated blood
23. Normal range of heart rate for a healthy adult is _____ bpm
epicardium
medulla
SA node
60-80
24. Vessel into which the left ventricle pumps blood
aorta
coronary veins
arrhythmias
epicardium
25. Purpose of teh coronary vessels
arrhythmias
supply the heart with oxygenated blood
bicuspid valve
aortic and pulmonary semilunar valves
26. Outermost of the pericardial membranes
arrhythmias
fibrous epicardium
cardiac reserve
supply the heart with oxygenated blood
27. Amount of blood pumped by a ventricle in 1 minute
bundle of His...
cardiac output
endocardium
ECG
28. Funciton of the serous fluid of teh pericardial membranes
aortic and pulmonary semilunar valves
epicardium
systole
prevent friction as the heart beats
29. Contraction of chambers of the heart
systole
supply the heart with oxygenated blood
epicardium
coronary arteries
30. Coronary sinus receives blood directly from this
stenosis...
fibrullation
arrhythmias
coronary veins
31. The chambers of teh heart that receive blood from the veins
medulla
right and left atria
medial to the lungs and superior to the diaphragm
systole
32. Hormone ANP increases loss of ____in urine to decrease blood volume and blood pressure
coronary arteries
epicardium
sodium ions and water
stenosis...
33. 1st branches of teh ascending aorta
tricuspid valve
coronary arteries
pressoreceptors in teh carotid and aortic sinuses
SA node
34. The centers that regulate heart rate located in the___
cardiac output
diastole
stenosis...
medulla
35. First part of the cardia conduction pathway in teh ventircles
vagus nerves
bundle of His...
prevent friction as the heart beats
diastole
36. Natural pacemaker of the heart
mediastinum
prevent friction as the heart beats
venous return
SA node
37. Changes in blood pressure are detected by
myocardium
atrium
fibrullation
pressoreceptors in teh carotid and aortic sinuses
38. Electical activity of the heart may be depicted in an
systole
fibrullation
ECG
bicuspid valve
39. Contraction
coronary veins
atrium
coronary arteries
systole
40. Visceral pericardium
epicardium
coronary veins
bradycardia
60-80
41. Prevents backflow of blood from the left ventricle to the left atrium
bicuspid valve
tricuspid valve
sodium ions and water
cardiac output
42. Heart chambers are lined with this
endocardium
arrhythmias
cardiac reserve
venous return
43. Each normal heartbeat is initiated by this
SA node
aorta
ischemia
cardiac cycle